Finding the Fourth Proportional to 292,062.92, 403,065.65 and 164,735.78
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Solution
The fourth proportional to 292,062.92, 403,065.65 and 164,735.78 is: 227,345.99
Step by Step Solution
- Step 1: Write the proportion equation
292,062.92 : 403,065.65 = 164,735.78 : x - Step 2: Convert to fraction form
292,062.92/403,065.65 = 164,735.78/x - Step 3: Cross multiply
292,062.92x = 403,065.65 × 164,735.78 - Step 4: Simplify right side
292,062.92x = 66,399,334,427.94 - Step 5: Solve for x
x = 66,399,334,427.94/292,062.92 - Step 6: Final answer
x = 227,345.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.